Start with the answer
Hearing Aid Specialists pay in Austin-Round Rock-San Marcos, TX and Nashville-Davidson--Murfreesboro--Franklin, TN
The May 2025 BLS OEWS median for Hearing Aid Specialists is $35,310 per year in Austin-Round Rock-San Marcos, TX. It is $91,010 per year in Nashville-Davidson--Murfreesboro--Franklin, TN. Austin-Round Rock-San Marcos, TX is 61.2% below Nashville-Davidson--Murfreesboro--Franklin, TN on the published median.
Both rows use SOC 29-2092 and the same annual wage metric. Median means the middle of each area's published wage spread. It is not one worker's pay. The larger median is not proof that one place gives a better job or a better result. It is one wage fact from one source period.
BLS lists 180 wage and salary jobs in Austin-Round Rock-San Marcos, TX and 80 in Nashville-Davidson--Murfreesboro--Franklin, TN. Those are survey job counts, not open posts. Read pay, job scale, local share, and price level as separate facts before you make a choice.